Topic Guide to Medieval Studies from CRL
The Library of Congress call number ranges for English literature (to 1500) are:
PN 441-1009.5: Literary History
PN 661-694: Medieval (to 1500)
PN 683-687: Legends
PN 688-691: Poetry
PN 692-693: Prose. Prose fiction
PN 2152-2160: Theater. Medieval Drama
PR 251-369: Literature. Medieval (1066-1500)